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2:21
YouTube
From First Principles Podcast
The Giant Cellular Structure Biology Still Can’t Explain
What if one of the largest structures inside your cells has been known for decades — and scientists still do not fully understand what it does? In this clip from From First Principles, Lester Nare and Krishna Choudhary break down the story of vaults: giant barrel-shaped cellular structures first discovered by accident in the 1980s, named ...
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Ever wondered how 23 pairs of chromosomes hold the entire blueprint of YOU? 🧬 From DNA packaging to the mystery of X and Y, we’re diving deep into the microscopic world that defines our biology. It’s fascinating how these thread-like structures carry thousands of genes, shaping everything from your eye color to your unique traits. 🧠✨ In this video, we break down the complex structure of human chromosomes and why they are the foundation of genetics. Perfect for students, science lovers, or anyo
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POV: You Haven’t Seen a Tall Grandma. Sources- PMID 25832544 onashb40 on TT The observed link between certain variations of the FOXO3 gene, exceptional longevity, and shorter physical stature suggests a fascinating biological trade-off between physical growth and long-term cellular maintenance. FOXO3 appears to act as a regulatory hub for vital cellular defenses, including DNA repair and stress resistance. A specific variant of this gene, which is frequently overrepresented in centenarian popula
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